ACTA AGRICULTURAE BOREALI-SINICA ›› 2010, Vol. 25 ›› Issue (1): 104-109. doi: 10.7668/hbnxb.2010.01.020

Special Issue: Apple

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Detection of MicroRNA in Apple by Stem loop RT-PCR and Different Expression of Them between in Vitro Plants and in Vivo Plants

HUANG Fei-fei,LI He,ZHANG Zhi-hong   

  1. College of Horticulture, Shenyang Agricultural University, Shenyang 110866, China
  • Received:2009-12-22 Published:2010-02-28

Abstract: MicroRNA(miRNA) play an important role in plant growth and development.Using total RNA extracted by modified CTAB method as template,miRNA were detected by qualitative RT-PCR with stem-loop RT primers in young leave,mature leave,tender stem,young fruit and root of Hanfu apple.Fourteen kinds of miRNA sequences were identified in leaves of Hanfu apple.Semi-quantitative RT-PCR was used to investigate the expression difference of ten miRNA between in vitro plants and in vivo plants of Hanfu apple.It was found that the expressions of miR156 and miR157 were obviously upregulated in the young leaves of in vitro plants.The system of analyzing expression of miRNA by stem-loop RT-PCR in apple plants laid a sound foundation for further studying the effect of miRNA in apple growth and development.

Key words: MicroRNA, Malus domestica Borkh, Expression, RT-PCR

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Cite this article

HUANG Fei-fei,LI He,ZHANG Zhi-hong. Detection of MicroRNA in Apple by Stem loop RT-PCR and Different Expression of Them between in Vitro Plants and in Vivo Plants[J]. ACTA AGRICULTURAE BOREALI-SINICA, 2010, 25(1): 104-109. doi: 10.7668/hbnxb.2010.01.020.

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